UFB200FA20 Datasheet, PDF (4/6 Pages) International Rectifier – Insulated Ultrafast Rectifier Module

UFB200FA20
Bulletin PD-20491 rev. C 02/02
150
140
130
120
DC
110
100
Square wave (D = 0.50)
90 ^{Rated Vr applied}
80 _{see note (3)}
70
0 20 40 60 80 100 120 140 160
Average Forward Current - I_F(AV)(A)
Fig. 5 - Max. Allowable Case Temperature
Vs. Average Forward Current (per leg)
150
120
RMS Limit
90
D = 0.01
60
D = 0.02
D = 0.05
D = 0.10
30
D = 0.20
D = 0.50
DC
0
0 20 40 60 80 100 120 140 160
Average Forward Current - I_F(AV)(A)
Fig. 6 - Forward Power Loss Characteristics
(per leg)
70
IF = 150A
IF = 75A
60
50
40
30
20 Vr = 160V
Tj = 125˚C
Tj = 25˚C
10
100
di _F /dt (A/µs )
1000
Fig. 7 - Typical Reverse Recovery time vs. di _F /dt
900
800
700
Vr = 160V
Tj = 125˚C
Tj = 25˚C
600
IF = 150A
IF = 75A
500
400
300
200
100
0
100
1000
di _F /dt (A/µs )
Fig. 8 - Typical Stored Charge vs. di _F /dt
(3) Formula used: T_C = T_J - (Pd + Pd_REV) x R_thJC ;
Pd = Forward Power Loss = I_F(AV) x V_FM @ (I_F(AV) / D) (see Fig. 6);
Pd_REV = Inverse Power Loss = V_R1 x I_R (1 - D); I_R @ V_R1 = 80% rated V_R
4
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